If your eletric rideon suddently stops and you then have to wait a few minute before it can start again it can be a fuse problem.
How to check the fuse:
First find the fuse (normaly on the red wire for the battery)
To check it you need a paperclip like this:
Place the paperclip as yoe see here between the 2 pins on the fuse:
Now try the car again, does it drive as i should? Then you need a new fuse :-)